Stem Cell Eye Treatments

Blind patients suffering from a type of eye disease that strikes in childhood will become the second group of people in the world to receive stem cells left over from fertility treatment.

The US Food and Drug Administration (FDA) has given the go-ahead for the controversial transplant of embryonic stem cells into the eyes of patients with Stargardt's macular degeneration, where the light-sensitive retina cells at the back of eye are destroyed. The announcement follows the first injection of embryonic stem cells into a patient in the US who is partially paralysed as a result of a spinal cord injury. Last October, a US biotechnology company, Geron, announced the start of the first clinical trial of embryonic stem cells with the hope of repairing damaged nerves.

Car culture and suburban sprawl create rifts in society, claims study

New research links urban planning and political polarization.

Pixabay
Politics & Current Affairs
  • Canadian researchers find that excessive reliance on cars changes political views.
  • Decades of car-centric urban planning normalized unsustainable lifestyles.
  • People who prefer personal comfort elect politicians who represent such views.
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How to split the USA into two countries: Red and Blue

Progressive America would be half as big, but twice as populated as its conservative twin.

Image: Dicken Schrader
Strange Maps
  • America's two political tribes have consolidated into 'red' and 'blue' nations, with seemingly irreconcilable differences.
  • Perhaps the best way to stop the infighting is to go for a divorce and give the two nations a country each
  • Based on the UN's partition plan for Israel/Palestine, this proposal provides territorial contiguity and sea access to both 'red' and 'blue' America
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NASA astronomer Michelle Thaller on ​the multiple dimensions of space and human sexuality

Science and the squishiness of the human mind. The joys of wearing whatever the hell you want, and so much more.

Flickr / 13winds
Think Again Podcasts
  • Why can't we have a human-sized cat tree?
  • What would happen if you got a spoonful of a neutron star?
  • Why do we insist on dividing our wonderfully complex selves into boring little boxes
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